11AV-1/8T-304SS

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Federal Supply Group

Valves

Federal Supply Classification

4820 Nonpowered Valves

National Stock Number

4820-01-232-2487

Item Name Code

05488

Assigment Date

05/09/1986 (40 years ago)

500.0 fahrenheit single response maximum operating temp, plain,optional end(pipe) all ends connection style, right-hand all ends thread direction, automatic valve operation method, piston flow control device

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Thread Direction: right-hand all ends
Flow Control Device: piston
Maximum Operating Temp: 500.0 fahrenheit single response
Connection Style: plain,optional end(pipe) all ends
Valve Operation Method: automatic
Connection Type: threaded internal pipe all ends
Maximum Operating Pressure: 175.0 pounds per square inch single response
Nominal Thread Size: 0.500 inches 2nd end
Nominal Thread Size: 0.750 inches 1st end
Special Features: 0.125 in. dia orifice
Material: steel corrosion resisting overall
Media For Which Designed: air single response
Style Designator: straight thru note: to be used for valve bodies of one section only.
Thread Series Designator: npt all ends
Furnished Items And Quantity: 1 float and 1 lever

Replaces National Stock Numbers

Below is a list of NSNs that have been officially superseded by this NSN:

NSN	Name	Date
4820-01-079-4750	No Name Available	04/01/1993
4330-01-192-5930	No Name Available	04/01/1990
4820-01-255-9535	No Name Available	10/01/2007

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
006789	Safety Relief Valve
11-AV-6	Safety Relief Valve
11-AV/-1/8	Safety Relief Valve
11AV	Safety Relief Valve
11AV-1/8 RW T-316 VS	Safety Relief Valve
11AV-1/8 T-316 VS	Safety Relief Valve
11AV-1/8T-304SS	Safety Relief Valve
3008S08V-Z	Safety Relief Valve
3008S08V-ZVM	Safety Relief Valve
679812	Safety Relief Valve
A11982	Safety Relief Valve

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 4820-01-232-2487?

The FSCG of the NSN 4820-01-232-2487 is 4820

Does the NSN 4820-01-232-2487 have a Schedule B code assigned?

Yes, the Schedule B code is 8481400000

Does NSN 4820-01-232-2487 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 4820-01-232-2487 contain precious materials?

Precious metal content is unknown

Does NSN 4820-01-232-2487 contain hazardous materials?

Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

When the NSN 4820-01-232-2487 was assigned to the Federal Catalog?

It was assigned 40 years ago, on Fri, May 9, 1986